linux-kernel - ERROR: modpost: "__delay" [drivers/net/mdio/mdio-cavium.ko] undefined!

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Message-ID: <202407120131.drjdyGUX-lkp@intel.com>
Date: Fri, 12 Jul 2024 01:34:39 +0800
From: kernel test robot <lkp@...el.com>
To: Masahiro Yamada <masahiroy@...nel.org>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
	Nicolas Schier <nicolas@...sle.eu>
Subject: ERROR: modpost: "__delay" [drivers/net/mdio/mdio-cavium.ko]
 undefined!

Hi Masahiro,

First bad commit (maybe != root cause):

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   9d9a2f29aefdadc86e450308ff056017a209c755
commit: f73edc8951b2de515b5ecc8a357ccd47dd41077e kbuild: unify two modpost invocations
date:   1 year, 9 months ago
config: sh-allmodconfig (https://download.01.org/0day-ci/archive/20240712/202407120131.drjdyGUX-lkp@intel.com/config)
compiler: sh4-linux-gcc (GCC) 13.3.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240712/202407120131.drjdyGUX-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202407120131.drjdyGUX-lkp@intel.com/

All errors (new ones prefixed by >>, old ones prefixed by <<):

>> ERROR: modpost: "__delay" [drivers/net/mdio/mdio-cavium.ko] undefined!

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki